-
affected with madness or insanity;
"a man who had gone mad"
-
foolish; totally unsound;
"a crazy scheme"
"half-baked ideas"
"a screwball proposal without a prayer of working"
-
possessed by inordinate excitement;
"the crowd went crazy"
"was crazy to try his new bicycle"
-
bizarre or fantastic;
"had a crazy dream"
"wore a crazy hat"
-
intensely enthusiastic about or preoccupied with;
"crazy about cars and racing"
"he is potty about her"